5531389000 has 64 divisors (see below), whose sum is σ = 13293362160. Its totient is φ = 2152742400.

The previous prime is 5531388983. The next prime is 5531389033. The reversal of 5531389000 is 9831355.

It can be written as a sum of positive squares in 8 ways, for example, as 270207844 + 5261181156 = 16438^2 + 72534^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37749 + ... + 111748.

Almost surely, 2^5531389000 is an apocalyptic number.

5531389000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5531389000 is an abundant number, since it is smaller than the sum of its proper divisors (7761973160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5531389000 is a wasteful number, since it uses less digits than its factorization.

5531389000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149555 (or 149541 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 5531389000 is about 74373.3083841239. The cubic root of 5531389000 is about 1768.5258028459.

The spelling of 5531389000 in words is "five billion, five hundred thirty-one million, three hundred eighty-nine thousand".